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fulgurite

[ fuhl-gyuh-rahyt ]

noun

  1. a tubelike formation in sand or rock, caused by lightning.


fulgurite

/ ˈfʌlɡjʊˌraɪt /

noun

  1. a tube of glassy mineral matter found in sand and rock, formed by the action of lightning


fulgurite

/ flgyə-rīt′,-gə- /

  1. A slender, usually tubular body of glassy rock produced by lightning striking and then fusing dry sandy soil.


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Word History and Origins

Origin of fulgurite1

1825–35; < Latin fulgur ( fulgurate ) + -ite 1

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Word History and Origins

Origin of fulgurite1

C19: from Latin fulgur lightning

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Example Sentences

This fulgurite, which is extremely light, measures six centimetres in length.

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